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KOYO / Single-row / nup

KOYO NUP2308R

Cylindrical roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
40 mm
Outside diameterD
90 mm
WidthB
33 mm
Dynamic load ratingC
143 kN
Static load ratingC0
122 kN
Limiting speednG
6100 r/min

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications9 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSingle-row / NUP
Bore diameterd40 mm
Outside diameterD90 mm
WidthB33 mm
Basic dynamic load ratingC143 kN
Basic static load ratingC0122 kN
Fatigue load limitPu18.4 kN
Limiting speednG6100 r/min
Mass≈m1.014 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key040-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathCylindrical roller bearings - Single-row - NUP
Official Classification 1Cylindrical roller bearings / Single-row / NUP
Technical Data26 parameters
Technical Data
ParameterSymbolValue
d40 mm
D90 mm
B33 mm
R(Min.)1.5 mm
R1(Min.)1.5 mm
Fw52 mm
Ew- mm
Basic Load Ratings : Cr143 kN
Basic Load Ratings : C0R122 kN
Fatigue Load Limit : Cu18.4 kN
Limiting Speeds(Grease Lub.)6100 min-1
Limiting Speeds(Oil Lub.)9100 min-1
Sd1- mm
B1- mm
B2- mm
Da(Min.)48 mm
Db(Min.)48 mm
Db(Max.)51 mm
Dc(Min.)- mm
Dd(Min.)- mm
Da(Max.)82 mm
Db(Max.)- mm
Db(Min.)- mm
Ra(Max.)1.5 mm
Rb(Max.)1.5 mm
Mass(Refer.)1.014 kg

Technical documents & data sheet

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Record identity
KOYO NUP2308R
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